Quote:
Originally Posted by adkNY
2013 x5 e70 200k miles. Cooling fan going on and off around every 30 seconds or so. I have a Foxwell scanner and it shows the operating temperatures are low. An active test of the fan shows I could turn it on and off. Coolant level is good. Any ideas?
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I am not sure about the loudness part, but my 08 was doing the same with the fans and it ended up being the coolant temp sensor.
On the same note, my friend's fans started cycling constantly and it ended up being his electric water pump was failing.